L.A. SLEEVE Big Bore Kit 120cc - LAS5197B

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Information

The popular XR / CRF 100 to 120cc big bore kit adds horsepower and torque. Great upgrade for the rider with increased skillBig Bore Kit features a Moly 2000 cylinder sleeve. Wiseco forged 12:1 comp. ratio performance piston kit. Big bore head and base gasket. HotCams Stage 1 mid range to top-end cam. Uses stock valve springs and rockers.


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  • The popular XR / CRF 100 to 120cc big bore kit adds horsepower and torque. Great upgrade for the rider with increased skill
  • Big Bore Kit features a Moly 2000 cylinder sleeve
  • Wiseco forged 12:1 comp. ratio performance piston kit
  • Big bore head and base gasket
  • HotCams Stage 1 mid range to top-end cam. Uses stock valve springs and rockers
  • SPECIAL REQUIREMENTS : Qualified machine shop should install big bore cylinder sleeve
  • Qualified motorcycle mechanic should install kit to engine
  • OPTION: Send your cylinder to L.A. Sleeve for sleeve installation (Call for Pricing)

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L.A.SLEEVE

L.A. Sleeve Co manufactures centrifugally spun-cast high performance cylinder sleeves and liners for all industries. Automotive, Heavy Duty, Industrial, Motorcycle, ATV, PWC, Snowmobile, Marine, Scooter, and High Performance racing to name a few. We are also not limited to these industries, we provide cylinder liners for original equipment manufacturing to single custom designed sleeves. We also offer various aftermarket solutions and products to expanding markets to give you the best advantage. L.A. Sleeve provides high quality and high performance Cylinder Kits, big bore or standard bore kits to give you the needed advantage along with carburator kits, MX/ATV EFI tuning, custom designed sleeves, motor installation to name a few of our product development and services provided.